(19)

(11)

EP 0 245 503 A1

(12)

(43) Date of publication: 19.11.1987 Bulletin 1987/47 (21) Application number: 85905675.0 (22) Date of filing: 12.11.1985

(51) International Patent Classification (IPC):  A01N 25/ 14( . ) A01N 25/ 32( . ) (86) International application number: PCT/JP1985/000630 (87) International publication number: WO 1987/002864 (21.05.1987 Gazette 1987/11)

(84) Designated Contracting States: IT NL (71) Applicant: SDS Biotech K.K. Minato-ku Tokyo 105 (JP)	(72) Inventors: YAMASHITA, Kazuhiro Tamagawa 2-chome, Ota-ku Tokyo 143 (JP) YOSHIDA, Mamoru Tamagawa 2-chome, Ota-ku Tokyo 143 (JP) (74) Representative: Kooy, Leendert Willem, et al  OCTROOIBUREAU VRIESENDORP & GAADE P.O. Box 266 NL-2501 AW The Hague NL-2501 AW The Hague (NL)